C7H6O3

The molecular formula C7H6O3 may refer to:


 * Dihydroxybenzaldehydes
 * 2,4-Dihydroxybenzaldehyde
 * Protocatechuic aldehyde (3,4-dihydroxybenzaldehyde)
 * Monohydroxybenzoic acids
 * 2-Hydroxybenzoic acid (salicylic acid)
 * 3-Hydroxybenzoic acid
 * 4-Hydroxybenzoic acid
 * Peroxybenzoic acid
 * Sesamol